Chorea — Ceaseless rapid complex body movements that look well coordinated and purposeful but are, in fact, involuntary. Chorea was thought suggestive of a grotesque dance. The term chorea is derived from the Greek word choreia for dancing (as is… … Medical dictionary

Sydenham chorea — an acute, generally self limited, neurological disorder seen most often in children between the ages of 5 and 15 years or in women during pregnancy; it is closely linked with rheumatic fever. It is characterized by involuntary movements that… … Medical dictionary